Definition
Currently available for purchase in a store.
售卖中
This new mobile phone will be on sale starting next week.
这款新手机将于下周开始销售。
Many items are now on sale at a reduced price to clear the stock.
许多商品现在正在减价清仓。
The artist's work is usually on sale in galleries.
这位艺术家的作品通常在画廊出售。